Network Security Administrator 17-063

Location:Leesburg, VA
Benefits:Excellent Benefits on Day One!
Employment Type:Full Time
Department:210 - Information Technology

Iridium is the only truly global voice and data satellite communications network that connects people, organizations, assets, government and relief agencies with “on-the-move” availability.  Together with its ecosystem of partners, Iridium delivers essential, reliable communications with an easy-to-integrate platform and service for improved efficiency.  With more than 20 years of experience, Iridium will soon be launching the next-generation of connectivity, Iridium CertusSM - the most versatile global broadband service with improved speeds to satisfy the critical need to send and receive communications when traveling by land, sea or air.  For more information about Iridium products, services and partner solutions, visit

This position is responsible for the administration and maintenance of the Iridium Network Security infrastructure and systems at all corporate facilities. As well as responding to security incidents and events. Working in cooperation with the IT Systems, Storage and Database administrators to provide highly available and reliable systems to support Iridium employees and business departments.

  • Administration of network security infrastructure systems to support the Confidentiality, Integrity, and Availability for the Local Area Networks and Wide Area Networks across all company facilities
  • Administration of Checkpoint and ASA Firewalls and other security systems
  • Administration of customer co-located equipment, VPNs and similar systems
  • Support Network Administrators in ensuring network availability
  • Manage outside vendors tasked with providing or augmenting Iridium Network security.
  • Coordinate system updates with administrators to ensure security vulnerabilities and risk remain as low as possible.
  • Participate in design meetings, reviews, implementation projects and coordinate with other departments
  • Maintain all network monitoring systems for assigned systems and participate in a rotating coverage schedule to provide off-hours support for all IT Network Security systems
  • Establish performance baselines, provide metrics and regular reporting as directed
  • Maintain existing IT network security elements; implement upgrades, replacement and new equipment as directed
  • Respond to alerts and take corrective action; provide root cause analysis and suggest improvements
  • Maintain appropriate logs, databases and history to perform trending analysis and take proactive steps to ensure the proper operation of systems
  • Maintain appropriate tools to assist in the execution of duties
  • Maintain appropriate and current documentation processes and procedures
  • Suggest improvements and seek additional training to maintain skills necessary to execute duties
  • Other duties may be assigned by management

Job Requirements:

  • Demonstrated proficiencies with threat and vulnerability management and Incident Handling.
  • Demonstrated ability to work independently with minimal direction
  • Ability to multitask and excel in a fast paced 24/7 environment
  • Detail oriented with excellent technical, verbal and written communication skills
  • Strong problem solving skills
  • Ability to work well under pressure
  • Ability to collaborate with internal and external technology partners to ensure end to end quality of all products, services and systems; customer service focus
  • Understanding of Iridium IT policies and procedures.

Experience/Education Requirements:

  • Bachelor’s Degree in Computer Science/MIS or similar
  • Security certifications and/or training preferred
  • 1+ years of experience with Cisco Routers and Switches with advanced knowledge of TCP/IP network administration
  • 3+ years of experience with Checkpoint and ASA Firewalls or similar security systems with advanced knowledge of network security applications, tools, and methodologies.
  • 1+ years of experience in Incident Response or Incident Handling
  • 3+ years of experience in both Windows and UNIX environments; ability to troubleshoot network connectivity issues at both an application and desktop OS level.
  • Experience in a telecommunications or other highly available environments preferred. 

Iridium is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, sexual orientation, gender identity or status as a protected veteran. EOE of Minorities/Females/Vets/Disability and other protected categories.

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